<!--
 * @Author: your name
 * @Date: 2021-09-17 14:52:17
 * @LastEditors: Please set LastEditors
 * @Description: In User Settings Edit
 * @FilePath: \autotestplant_frontend\src\components\login.vue
-->

<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像区域 -->
      <div class="avatar_box">
        <img src="../assets/logo2.png" alt="" />
      </div>
      <!-- 登录表单区域 -->
      <el-form
        ref="loginFormRef"
        :model="loginForm"
        :rules="loginFormRules"
        label-width="80px"
        class="login_form"
      >
        <!-- 邮箱名 -->
        <el-form-item prop="username" label="邮箱：">
          <el-input
            v-model="loginForm.username"
            placeholder="请输入邮箱名"
            prefix-icon="el-icon-user"
          ></el-input>
        </el-form-item>
        <!-- 密码 -->
        <el-form-item prop="password" label="密码：">
          <el-input
            v-model="loginForm.password"
            placeholder="请输入密码"
            prefix-icon="el-icon-lock"
            type="password"
          ></el-input>
        </el-form-item>
        <!-- 按钮区域 -->
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="resetLoginForm">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
  data() {
    return {
      // 这是登陆表单的数据绑定对象
      loginForm: {
        username: 'admin',
        password: '123456',
      },
      loginFormRules: {
        // 用户名和密码增加校验
        username: [
          { required: true, message: '请输入邮箱名', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 3 到 5 个字符', trigger: 'blur' },
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          {
            min: 6,
            max: 18,
            message: '长度在 6 到 18 个字符',
            trigger: 'blur',
          },
        ],
      },
    }
  },
  methods: {
    // 点击重置表单
    resetLoginForm() {
      this.$refs.loginFormRef.resetFields()
    },
    login() {
      this.$refs.loginFormRef.validate(async (valid) => {
        if (valid) {
          const { data: res } = await this.$http.post(
            'auth_app/jwt/login/',
            this.loginForm
          )
          if (res.code == 1000) {
            this.$message.error('用户名或密码不正确')
          } 
          else {
            this.$message.success('登录成功')
            //  将登陆成功之后的token，保存到客户端的sessionStorage 中
            //     项目中除了登录之外的其他API接口，必须在登录之后才能访问
            //     token只应该在当前网站打开期间生效，所以将token保存在sessionStorage中
            window.sessionStorage.setItem('token', res.token)
            //  通过编程式导航跳转到后台主页，路由地址是/home
            this.$router.push('/home')
          }
        } 
      else {
        return false
        }
      })
    },
  },
}
</script>



<style lang="less" scoped>
.login_container {
  background-color: steelblue;
  height: 100%;
}

.login_box {
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 3px; //圆角
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);

  .avatar_box {
    height: 130px;
    width: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 0 10px #ddd;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;
    img {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background-color: #eee;
    }
  }
}

.login_form {
  position: absolute;
  bottom: 0;
  width: 100%;
  padding: 0 20px;
  box-sizing: border-box;
}

.btns {
  display: flex;
  justify-content: flex-end;
}
</style>
